In the movie, a Time Patrol agent discovers a temporal anomaly in Japan and finds herself trapped in the Nohara residence. She enlists the help of the Nohara family, who travel back in time to ancient Japan, where they encounter a samurai who mistakenly believes they are the individuals he is meant to meet at a pivotal moment in history. The samurai, desperate for aid, asks the Noharas to assist him in defeating a powerful sorcerer.
Crayon Shin-chan: Unkokusai no Yabou
A Time Patrol agent becomes trapped in the Nohara household in Japan after discovering a temporal anomaly. Seeking assistance, she enlists the help of the Nohara family, who venture back to ancient Japan.